[INFO] fetching crate phpup 0.1.8...
[INFO] checking phpup-0.1.8 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate phpup 0.1.8 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate phpup 0.1.8
[INFO] finished tweaking crates.io crate phpup 0.1.8
[INFO] tweaked toml for crates.io crate phpup 0.1.8 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate phpup 0.1.8 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate phpup 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2dd144ead7ab60ae1baa34210bc23a8330e13b48e64f9141191c71a68f2b8d7
[INFO] running `Command { std: "docker" "start" "-a" "c2dd144ead7ab60ae1baa34210bc23a8330e13b48e64f9141191c71a68f2b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2dd144ead7ab60ae1baa34210bc23a8330e13b48e64f9141191c71a68f2b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2dd144ead7ab60ae1baa34210bc23a8330e13b48e64f9141191c71a68f2b8d7", kill_on_drop: false }`
[INFO] [stdout] c2dd144ead7ab60ae1baa34210bc23a8330e13b48e64f9141191c71a68f2b8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10aa2c337018fb1916b06c131406bc65d83b58377df5c92b94a337b967688178
[INFO] running `Command { std: "docker" "start" "-a" "10aa2c337018fb1916b06c131406bc65d83b58377df5c92b94a337b967688178", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling crc32fast v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking which v4.2.4
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]    Compiling darling_core v0.13.1
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling darling_macro v0.13.1
[INFO] [stderr]     Checking clap v3.0.10
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling darling v0.13.1
[INFO] [stderr]    Compiling serde_with_macros v1.5.1
[INFO] [stderr]     Checking clap_complete v3.0.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_with v1.11.0
[INFO] [stderr]     Checking phpup v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/commands/alias.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub alias: crate::version::Alias,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands/install.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     /// Specify configure options used by the PHP configure scripts.
[INFO] [stdout] 37 | |     /// To specify two or more options, enclose them with quotation marks.
[INFO] [stdout] 38 | |     #[clap(long, env = "PHPUP_CONFIGURE_OPTS", allow_hyphen_values = true)]
[INFO] [stdout] 39 | |     configure_opts: Option<String>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]  --> src/commands/unalias.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     alias: alias::Alias,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]    --> src/commands/use.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .or_else(|_| Ok(Self::Alias(s.parse().unwrap())))
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     /// Specify a custom PHP-UP directory
[INFO] [stdout]  9 | |     #[clap(long = "phpup-dir", env = "PHPUP_DIR")]
[INFO] [stdout] 10 | |     base_dir: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     /// Specify a custom symbolic link used for version switching
[INFO] [stdout] 13 | |     #[clap(long, env = "PHPUP_MULTISHELL_PATH", hide = true)]
[INFO] [stdout] 14 | |     multishell_path: Option<PathBuf>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::path::PathBuf, Infallible>
[INFO] [stdout]   --> src/version/file.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// Spacify a custom version file name
[INFO] [stdout] 12 | |     #[clap(long = "version-file-name", env = "PHPUP_VERSION_FILE_NAME", default_value = DEFAULT_VERSION_FILE_NAME)]
[INFO] [stdout] 13 | |     filename: PathBuf,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `phpup` (lib test) due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/commands/alias.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub alias: crate::version::Alias,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commands/install.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 | /     /// Specify configure options used by the PHP configure scripts.
[INFO] [stdout] 37 | |     /// To specify two or more options, enclose them with quotation marks.
[INFO] [stdout] 38 | |     #[clap(long, env = "PHPUP_CONFIGURE_OPTS", allow_hyphen_values = true)]
[INFO] [stdout] 39 | |     configure_opts: Option<String>,
[INFO] [stdout]    | |__________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]  --> src/commands/unalias.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     alias: alias::Alias,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]    --> src/commands/use.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 .or_else(|_| Ok(Self::Alias(s.parse().unwrap())))
[INFO] [stdout]     |                                             ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     /// Specify a custom PHP-UP directory
[INFO] [stdout]  9 | |     #[clap(long = "phpup-dir", env = "PHPUP_DIR")]
[INFO] [stdout] 10 | |     base_dir: Option<PathBuf>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/config.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | /     /// Specify a custom symbolic link used for version switching
[INFO] [stdout] 13 | |     #[clap(long, env = "PHPUP_MULTISHELL_PATH", hide = true)]
[INFO] [stdout] 14 | |     multishell_path: Option<PathBuf>,
[INFO] [stdout]    | |____________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `FromStr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<version::alias::Alias, Infallible>
[INFO] [stdout]   --> src/version/alias.rs:10:26
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[derive(Debug, Display, FromStr, Clone, PartialEq, Eq)]
[INFO] [stdout]    |                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/version/file.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | /     /// Spacify a custom version file name
[INFO] [stdout] 12 | |     #[clap(long = "version-file-name", env = "PHPUP_VERSION_FILE_NAME", default_value = DEFAULT_VERSION_FILE_NAME)]
[INFO] [stdout] 13 | |     filename: PathBuf,
[INFO] [stdout]    | |_____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `phpup` (lib) due to 11 previous errors
[INFO] running `Command { std: "docker" "inspect" "10aa2c337018fb1916b06c131406bc65d83b58377df5c92b94a337b967688178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10aa2c337018fb1916b06c131406bc65d83b58377df5c92b94a337b967688178", kill_on_drop: false }`
[INFO] [stdout] 10aa2c337018fb1916b06c131406bc65d83b58377df5c92b94a337b967688178
